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Onyx Valve Company 30″ Duckbill Check Valve Testing

The Onyx Valve Company is one of the leading suppliers of Duckbill Check Valves Worldwide. This video captures the dynamics of a 30″ Flanged Duckbill Check Valve being tested at the Utah Water Research Laboratory at the University of Utah. A Duckbill check valve consists of no mechanical moving parts, and operates based on the environments conditions.


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